This Black Friday only: Save $500 PLUS get 2 FREE waterproof solar panels—nearly $1,000 in total savings on the most capable solar generator we've ever offered.
Get serious backup power at a seriously dropped-down price. The Grid Doctor 3300 with built-in EMP protection now includes two waterproof 200W solar panels FREE—turning sunlight into reliable electricity for your refrigerator, medical equipment, and everything else that matters.
BLACK FRIDAY DEAL
What You're Getting:
1. Grid Doctor 3300 Battery (2048Wh capacity)
2. Built-in EMP Intercept Technology
3. 2 Waterproof 200W Solar Panels (normally $447 each – FREE TODAY)
4. AC charging cable
5. XT60-MC4 solar charging cable
6. XT60 car charging cable
7. Complete instruction manual
Almost $1000 in total savings!
WHY CHOOSE THE GRID DOCTOR 3300?
SERIOUS POWER – With 3,300W of continuous power, run your refrigerator, freezer, and coffee maker at the same time. No choosing, no compromising—just power when you need it.
EMP PROTECTION BUILT IN – Automatic protection against electromagnetic pulses from solar flares, grid surges, or worse. No buttons to press, no extra steps—it just works, 24/7.
EXPAND AS YOU GROW – Start with one battery, stack up to seven expansion units for a total of 16,384 watt hours. Build the system that fits your actual needs, not someone else's idea of preparedness.
FREE FUEL FROM THE SUN – Connect up to Five solar panels for 1000W of charging power. Completely silent, safe to run indoors, and generates electricity as long as the sun is shining.
USE IT WHILE IT CHARGES – Pass-through charging means no waiting around. Keep your essentials running while the battery recharges from solar, wall outlet, or your car.
BUILT FOR REAL WEATHER – Both solar panels are fully waterproof (IP68 rated). Set them up outside and let them work, rain or shine, snow or sleet.
WHAT THIS POWERS IN YOUR HOME
The kind of stuff that actually matters when the power goes out:
Essential Appliances
Refrigerators and freezers (keep food fresh)
Coffee makers, microwaves, toasters
Washing machines
Window AC units and fans
Critical Electronics
Medical equipment (CPAP, oxygen concentrators)
Cell phones, laptops, tablets
Wi-Fi routers (stay connected)
HAM radios
Comfort & Safety:
LED lights throughout your home
TVs and entertainment (kids need distractions too)
Electric blankets and heaters
Water pumps
Workshop & Outdoor:
Power tools (table saws, drills, air compressors)
RV and camping gear
Electric fences
And much, much more
HOW IT WORKS
Three Ways to Charge:
1. Solar panels – Free power from the sun (includes 2 panels – expandable up to 1,000W with 5 panels)
2. Wall outlet – Quick charge in 2-3 hours when grid power is available
3. Car adapter – Charge on the road if you need to evacuate
Simple Operation:
1. Press and hold the main power button
2. Check the display for available power
3. Press the button for the port you want to use
4. Plug in your device and you're running
No technical knowledge required. If you can turn on a TV, you can run this system.
Our Commitment to Safety: The Grid Doctor Battery Advantage
When it comes to backup power, nothing matters more than safety. That’s why every Grid Doctor product uses advanced Lithium Iron Phosphate (LiFePO₄) battery technology – not the cheaper, riskier lithium-ion batteries used in many competing systems.
Here’s what that means for you:
NO FIRE RISK LIKE LITHIUM-ION
The biggest concern with the lithium-ion batteries found in many competitor products is something called thermal runaway – a chain reaction that can cause overheating, smoke, and even fire or explosions.
This is the same battery chemistry that has caused fires in electric scooters, e-bikes, and even EV recalls.
Grid Doctor’s Lithium Iron Phosphate batteries don’t do that. They’re chemically stable, even under stress. They won’t catch fire if punctured, overheated, or overcharged.
That’s why, in aircraft backup systems and other situations where failure isn’t an option, they use the same LiFePO₄ battery technology you’ll find in Grid Doctor solar generators and power banks.
After all, Grid Doctor systems are designed to operate indoors – often near your family, pets, and valuables. That’s why we refuse to compromise on battery safety.
BUILT TO LAST 4X LONGER
Most lithium-ion batteries degrade quickly, often losing capacity after just 500 charge cycles.
Grid Doctor’s LiFePO₄ batteries last for 3,000+ cycles. That’s years of use, even if you charge and discharge your power system every day.
This longer lifespan also saves you money, because you won’t have to replace your battery system nearly as often.
RELIABLE PERFORMANCE IN TOUGH TEMPERATURES
Whether it’s a freezing blizzard or sweltering heat wave, you need power that won’t fail when you need it most.
While storing your batteries in a temperature-controlled environment is recommended, Grid Doctor’s LiFePO₄ batteries perform much better in extreme temperatures than lithium-ion systems. They’re far less likely to swell, degrade, or fail under stress.
This makes them a superior choice for home emergency power, bug-out locations, and mobile power needs.
THE BOTTOM LINE
We believe the best technology is the safest technology. That’s why every Grid
Doctor solar generator, expansion battery, and power bank we sell is built around non-flammable Lithium Iron Phosphate cells.
It costs a little more to do it right – but we wouldn’t trust anything else to protect your family.
Discharging Temperature: 14°~104° F (-10°~40° C), Recommended 68°~86° F
Charging Temperature: 32°~104° F (0°~40° C), Recommended 68°~86° F
Dimensions: 18.7 x 11.65 x 12.58 Inches (475 x 296 x 319mm)
Weight: 52 lbs. (23.6 kg)
Certification: UN38.3
Additional Features: pass-thru charging, intuitive display, stackable for amplified power, ports for five-solar-panel charging
EMP Intercept Technology:
Lightning Protection
Grid Surge Protection
Coronal Mass Ejection protection
Solar Flare Protection
EMP Phase Protection (E1, E2, E3)
DON’T LET THIS DEAL GO TO WASTE
Most families don't lose power because of some Hollywood scenario. They lose it because of storms, heat waves, aging infrastructure, or a car hitting a power pole on a Tuesday night.
This system gives you the confidence to handle those moments without stress. Keep your medications cold. Keep your kids' devices charged. Keep your home comfortable.
The two solar panels mean you're not just buying backup power—you're buying energy independence. As long as the sun comes up, you can keep generating electricity.
Black Friday pricing ends soon. Don't wait until the next outage to wish you'd acted.
Add the Grid Doctor 3300 to your cart and get $500 off plus 2 free solar panels—the kind of deal that doesn't come around twice.
Customer reviews are collected from this product and related product configurations. Specific items, quantities, or components mentioned in individual reviews may vary from this listing.
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Description
Description
Power That Doesn’t Quit—Even When The Grid Does
This Black Friday only: Save $500 PLUS get 2 FREE waterproof solar panels—nearly $1,000 in total savings on the most capable solar generator we've ever offered.
Get serious backup power at a seriously dropped-down price. The Grid Doctor 3300 with built-in EMP protection now includes two waterproof 200W solar panels FREE—turning sunlight into reliable electricity for your refrigerator, medical equipment, and everything else that matters.
BLACK FRIDAY DEAL
What You're Getting:
1. Grid Doctor 3300 Battery (2048Wh capacity)
2. Built-in EMP Intercept Technology
3. 2 Waterproof 200W Solar Panels (normally $447 each – FREE TODAY)
4. AC charging cable
5. XT60-MC4 solar charging cable
6. XT60 car charging cable
7. Complete instruction manual
Almost $1000 in total savings!
WHY CHOOSE THE GRID DOCTOR 3300?
SERIOUS POWER – With 3,300W of continuous power, run your refrigerator, freezer, and coffee maker at the same time. No choosing, no compromising—just power when you need it.
EMP PROTECTION BUILT IN – Automatic protection against electromagnetic pulses from solar flares, grid surges, or worse. No buttons to press, no extra steps—it just works, 24/7.
EXPAND AS YOU GROW – Start with one battery, stack up to seven expansion units for a total of 16,384 watt hours. Build the system that fits your actual needs, not someone else's idea of preparedness.
FREE FUEL FROM THE SUN – Connect up to Five solar panels for 1000W of charging power. Completely silent, safe to run indoors, and generates electricity as long as the sun is shining.
USE IT WHILE IT CHARGES – Pass-through charging means no waiting around. Keep your essentials running while the battery recharges from solar, wall outlet, or your car.
BUILT FOR REAL WEATHER – Both solar panels are fully waterproof (IP68 rated). Set them up outside and let them work, rain or shine, snow or sleet.
WHAT THIS POWERS IN YOUR HOME
The kind of stuff that actually matters when the power goes out:
Essential Appliances
Refrigerators and freezers (keep food fresh)
Coffee makers, microwaves, toasters
Washing machines
Window AC units and fans
Critical Electronics
Medical equipment (CPAP, oxygen concentrators)
Cell phones, laptops, tablets
Wi-Fi routers (stay connected)
HAM radios
Comfort & Safety:
LED lights throughout your home
TVs and entertainment (kids need distractions too)
Electric blankets and heaters
Water pumps
Workshop & Outdoor:
Power tools (table saws, drills, air compressors)
RV and camping gear
Electric fences
And much, much more
HOW IT WORKS
Three Ways to Charge:
1. Solar panels – Free power from the sun (includes 2 panels – expandable up to 1,000W with 5 panels)
2. Wall outlet – Quick charge in 2-3 hours when grid power is available
3. Car adapter – Charge on the road if you need to evacuate
Simple Operation:
1. Press and hold the main power button
2. Check the display for available power
3. Press the button for the port you want to use
4. Plug in your device and you're running
No technical knowledge required. If you can turn on a TV, you can run this system.
Our Commitment to Safety: The Grid Doctor Battery Advantage
When it comes to backup power, nothing matters more than safety. That’s why every Grid Doctor product uses advanced Lithium Iron Phosphate (LiFePO₄) battery technology – not the cheaper, riskier lithium-ion batteries used in many competing systems.
Here’s what that means for you:
NO FIRE RISK LIKE LITHIUM-ION
The biggest concern with the lithium-ion batteries found in many competitor products is something called thermal runaway – a chain reaction that can cause overheating, smoke, and even fire or explosions.
This is the same battery chemistry that has caused fires in electric scooters, e-bikes, and even EV recalls.
Grid Doctor’s Lithium Iron Phosphate batteries don’t do that. They’re chemically stable, even under stress. They won’t catch fire if punctured, overheated, or overcharged.
That’s why, in aircraft backup systems and other situations where failure isn’t an option, they use the same LiFePO₄ battery technology you’ll find in Grid Doctor solar generators and power banks.
After all, Grid Doctor systems are designed to operate indoors – often near your family, pets, and valuables. That’s why we refuse to compromise on battery safety.
BUILT TO LAST 4X LONGER
Most lithium-ion batteries degrade quickly, often losing capacity after just 500 charge cycles.
Grid Doctor’s LiFePO₄ batteries last for 3,000+ cycles. That’s years of use, even if you charge and discharge your power system every day.
This longer lifespan also saves you money, because you won’t have to replace your battery system nearly as often.
RELIABLE PERFORMANCE IN TOUGH TEMPERATURES
Whether it’s a freezing blizzard or sweltering heat wave, you need power that won’t fail when you need it most.
While storing your batteries in a temperature-controlled environment is recommended, Grid Doctor’s LiFePO₄ batteries perform much better in extreme temperatures than lithium-ion systems. They’re far less likely to swell, degrade, or fail under stress.
This makes them a superior choice for home emergency power, bug-out locations, and mobile power needs.
THE BOTTOM LINE
We believe the best technology is the safest technology. That’s why every Grid
Doctor solar generator, expansion battery, and power bank we sell is built around non-flammable Lithium Iron Phosphate cells.
It costs a little more to do it right – but we wouldn’t trust anything else to protect your family.
Discharging Temperature: 14°~104° F (-10°~40° C), Recommended 68°~86° F
Charging Temperature: 32°~104° F (0°~40° C), Recommended 68°~86° F
Dimensions: 18.7 x 11.65 x 12.58 Inches (475 x 296 x 319mm)
Weight: 52 lbs. (23.6 kg)
Certification: UN38.3
Additional Features: pass-thru charging, intuitive display, stackable for amplified power, ports for five-solar-panel charging
EMP Intercept Technology:
Lightning Protection
Grid Surge Protection
Coronal Mass Ejection protection
Solar Flare Protection
EMP Phase Protection (E1, E2, E3)
DON’T LET THIS DEAL GO TO WASTE
Most families don't lose power because of some Hollywood scenario. They lose it because of storms, heat waves, aging infrastructure, or a car hitting a power pole on a Tuesday night.
This system gives you the confidence to handle those moments without stress. Keep your medications cold. Keep your kids' devices charged. Keep your home comfortable.
The two solar panels mean you're not just buying backup power—you're buying energy independence. As long as the sun comes up, you can keep generating electricity.
Black Friday pricing ends soon. Don't wait until the next outage to wish you'd acted.
Add the Grid Doctor 3300 to your cart and get $500 off plus 2 free solar panels—the kind of deal that doesn't come around twice.
Customer reviews are collected from this product and related product configurations. Specific items, quantities, or components mentioned in individual reviews may vary from this listing.
